CVE-2021-31998: inn: %post calls user owned file allowing local privilege escalation to root
First published: Tue May 25 2021(Updated: )
A Incorrect Default Permissions vulnerability in the packaging of inn of SUSE Linux Enterprise Server 11-SP3; openSUSE Backports SLE-15-SP2, openSUSE Leap 15.2 allows local attackers to escalate their privileges from the news user to root. This issue affects: SUSE Linux Enterprise Server 11-SP3 inn version inn-2.4.2-170.21.3.1 and prior versions. openSUSE Backports SLE-15-SP2 inn versions prior to 2.6.2. openSUSE Leap 15.2 inn versions prior to 2.6.2.
Credit: meissner@suse.de
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Opensuse Inn | <=2.4.2-170.21.3.1 | |
| Oracle Java SE | =11-sp3 | |
| Opensuse Inn | <2.6.2 | |
| openSUSE Backports SLE | =15.0-sp2 | |
| openSUSE Leap | =15.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-31998?
CVE-2021-31998 is an Incorrect Default Permissions vulnerability in the packaging of inn of SUSE Linux Enterprise Server 11-SP3; openSUSE Backports SLE-15-SP2, openSUSE Leap 15.2.
How does CVE-2021-31998 affect the affected software?
CVE-2021-31998 allows local attackers to escalate their privileges from the news user to root.
What is the severity of CVE-2021-31998?
The severity of CVE-2021-31998 is high with a severity value of 7.8.
How can I fix CVE-2021-31998?
To fix CVE-2021-31998, update to a version that includes the fix for the vulnerability.
Where can I find more information about CVE-2021-31998?
More information about CVE-2021-31998 can be found at the following link: https://bugzilla.suse.com/show_bug.cgi?id=1182321
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